| Analysis | Specification | Results |
| Assay(HPLC) | parthenolide≥0.8% | 0.82% |
| Appearance | Light yellow powder | Complies |
| Ash | ≤5.0% | 2.65% |
| Moisture | ≤5.0% | 3.5% |
| Pesticides | Negative | Complies |
| Heavy metals | ≤10ppm | Complies |
| Pb | ≤2.0ppm | Complies |
| As | ≤2.0ppm | Complies |
| Hg | ≤1.0ppm | Complies |
| Odor | Characteristic | Complies |
| Particle size | 100%through 80 mesh | Complies |
| Microbioiogical: | ||
| Total of bacteria | ≤1000cfu/g | Complies |
| Fungi | ≤100cfu/g | Complies |
| Salmgosella | Negative | Complies |
| Coli | Negative | Complies |